CPC Subgroup
F28D 7/16 the conduits being arranged in parallel spaced relation (; F28D7/02 - F28D7/10 take precedence)
Full Title
Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall > the conduits being arranged in parallel spaced relation (; F28D7/02 - F28D7/10 take precedence)
4 direct subcodes
Child Classifications
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